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Transcription and Regulation

Transcription and Regulation
Transcription factors are

TATA boxes
CATT boxes
promoters
proteins which bind to DNA and regulate transcription

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Transcription and Regulation
RNA polymerase holoenzyme initiates transcription which involves

recognition of the -10 sequence only
recognition of the -35 sequence only
None of these
recognition of the -10 sequence and -35 sequence

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Transcription and Regulation
The regions of a gene located at -10 and -35, with respect to the start of transcription, are termed

Shine Dalgarno sequences.
start codons.
oriC regions.
promoters.

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Transcription and Regulation
The nucleons of eukaryotic cell has

RNA polymerase II
RNA polymerase I
all of these
RNA polymerase III

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Transcription and Regulation
Rho-dependent termination of transcription in E. coli

removes mRNA and holoenzyme from the DNA
requires about 50 nucleotides of uncomplexed mRNA
both (a) and (b)
requires ATP

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Transcription and Regulation
RNA polymerase in prokaryotes has a removable

beta subunit
sigma subunit
both (a) and (b)
alpha subunit

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